Time server: Difference between revisions

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== List of time servers ==
== List of time servers ==
Taiwan servers
=== Taiwan time servers ===
* The following services were offered by [http://www.stdtime.gov.tw/ Nation Standard Time and Frequency Laboratory Telecommunication Laboratories] (時間與頻率國家標準實驗室)(last visited: 2007-10-21)
* The following services were maintained by [http://www.stdtime.gov.tw/ Nation Standard Time and Frequency Laboratory Telecommunication Laboratories] (時間與頻率國家標準實驗室)(last visited: 2007-10-21)
** clock.stdtime.gov.tw
** clock.stdtime.gov.tw
** tock.stdtime.gov.tw
** tock.stdtime.gov.tw
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** tick.stdtime.gov.tw
** tick.stdtime.gov.tw
** watch.stdtime.gov.tw
** watch.stdtime.gov.tw
* [http://www.pool.ntp.org/zone/tw pool.ntp.org: NTP Servers in Taiwan, tw.pool.ntp.org]
* maintained by [http://www.pool.ntp.org/zone/tw pool.ntp.org: NTP Servers in Taiwan, tw.pool.ntp.org]
** 0.tw.pool.ntp.org
** 0.tw.pool.ntp.org
** 1.tw.pool.ntp.org
** 1.tw.pool.ntp.org
** 2.tw.pool.ntp.org
** 2.tw.pool.ntp.org
** 3.tw.pool.ntp.org
** 3.tw.pool.ntp.org
* The following services were offered by [http://ccnet.ntu.edu.tw/ntp/index.html NTU]
* The following services were maintained by [http://ccnet.ntu.edu.tw/ntp/index.html National Taiwan University]
** ntp.ntu.edu.tw, 140.112.2.189
** ntp.ntu.edu.tw, 140.112.2.189
** ntp2.ntu.edu.tw, 140.112.4.189
** ntp2.ntu.edu.tw, 140.112.4.189


 
=== Global time servers ===
 
Global servers
* time.nist.gov, time-a.nist.gov, time-b.nist.gov were offered by [http://www.nist.gov/ National Institute of Standards and Technology][http://tf.nist.gov/tf-cgi/servers.cgi NIST Internet Time Service] {{access | date = 2014-04-18}}
* time.nist.gov, time-a.nist.gov, time-b.nist.gov were offered by [http://www.nist.gov/ National Institute of Standards and Technology][http://tf.nist.gov/tf-cgi/servers.cgi NIST Internet Time Service] {{access | date = 2014-04-18}}
* time.windows.com
* time.windows.com
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** time3.google.com
** time3.google.com
** time4.google.com
** time4.google.com
* [http://www.pool.ntp.org/zone/@ pool.ntp.org: NTP Servers in Global, pool.ntp.org]
* Apple NTP server
* Apple NTP server
** Apple 美洲/美國 time.apple.com
** Apple 美洲/美國 time.apple.com
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=== Linux ===
=== Linux ===
console command:  
console command:  
{{Linux}}
* (if ntpdate command is not installed) [http://www.cyberciti.biz/faq/howto-install-ntp-to-synchronize-server-clock/ CentOS Linux Install and Configure NTP to Synchronize The System Clock]
* (if ntpdate command is not installed) [http://www.cyberciti.biz/faq/howto-install-ntp-to-synchronize-server-clock/ CentOS Linux Install and Configure NTP to Synchronize The System Clock]
* {{kbd | key = sudo ntpdate ''ntp_server_url''}} ex:  {{kbd | key = sudo ntpdate clock.stdtime.gov.tw}}
* {{kbd | key = sudo ntpdate ''ntp_server_url''}} ex:  {{kbd | key = sudo ntpdate clock.stdtime.gov.tw}}
* [http://ephrain.pixnet.net/blog/post/59506624-%5Blinux%5D-%E5%9C%A8-centos-7-%E4%B8%8A%E8%A8%AD%E5%AE%9A-ntp-%E8%87%AA%E5%8B%95%E5%B0%8D%E6%99%82 Linux 在 CentOS 7 上設定 NTP 自動對時 @ 亂打一通的心情日記 :: 痞客邦 PIXNET ::] {{access | date = 2016-11-24}}
* [http://ephrain.pixnet.net/blog/post/59506624-%5Blinux%5D-%E5%9C%A8-centos-7-%E4%B8%8A%E8%A8%AD%E5%AE%9A-ntp-%E8%87%AA%E5%8B%95%E5%B0%8D%E6%99%82 Linux 在 CentOS 7 上設定 NTP 自動對時 @ 亂打一通的心情日記 :: 痞客邦 PIXNET ::] {{access | date = 2016-11-24}}
{{Mac}}
* {{kbd | key = sudo ntpdate -vu ''server or IP address''}} Reference: [https://superuser.com/questions/155785/mac-os-x-date-time-synchronization Mac OS X Date & Time Synchronization - Super User]


== further reading ==
== further reading ==
specification
 
* NTP([http://en.wikipedia.org/wiki/Network_Time_Protocol Network Time Protocol] / [http://www.faqs.org/rfcs/rfc1305.html RFC 1305])using SNTP Protocol
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}}


相關文章
相關文章
* [http://wiki.ubuntu.org.tw/index.php/Ntpdate Ntpdate - Ubuntu 正體中文 Wiki]
* [http://wiki.ubuntu.org.tw/index.php/Ntpdate Ntpdate - Ubuntu 正體中文 Wiki]
* [http://linux.vbird.org/linux_server/0440ntp.php 鳥哥的 Linux 私房菜 -- NTP 時間伺服器]
* [http://linux.vbird.org/linux_server/0440ntp.php 鳥哥的 Linux 私房菜 -- NTP 時間伺服器]
* specification: NTP([http://en.wikipedia.org/wiki/Network_Time_Protocol Network Time Protocol] / [http://www.faqs.org/rfcs/rfc1305.html RFC 1305])using SNTP Protocol


[[Category:Clock]]
[[Category:Clock]] [[Category:Tool]]

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